38996895

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3121}}^1$

素因数の和:3160

約数の個数: 48

約数和(自身を含む): 76876128

約数和(自身を除く): 37879233

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 245, 255, 357, 595, 735, 833, 1785, 2499, 3121, 4165, 9363, 12495, 15605, 21847, 46815, 53057, 65541, 109235, 152929, 159171, 265285, 327705, 371399, 458787, 764645, 795855, 1114197, 1856995, 2293935, 2599793, 5570985, 7799379, 12998965, 38996895]

約数ペア:

[(1, 38996895), (3, 12998965), (5, 7799379), (7, 5570985), (15, 2599793), (17, 2293935), (21, 1856995), (35, 1114197), (49, 795855), (51, 764645), (85, 458787), (105, 371399), (119, 327705), (147, 265285), (245, 159171), (255, 152929), (357, 109235), (595, 65541), (735, 53057), (833, 46815), (1785, 21847), (2499, 15605), (3121, 12495), (4165, 9363)]